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authorStephen Hines <srhines@google.com>2013-08-07 15:07:10 -0700
committerStephen Hines <srhines@google.com>2013-08-07 15:07:10 -0700
commitfab2daa4a1127ecb217abe2b07c1769122b6fee1 (patch)
tree268ebfd1963fd98ba412e76819afdf95a7d4267b /lib/Transforms/Utils/Mem2Reg.cpp
parent8197ac1c1a0a91baa70c4dea8cb488f254ef974c (diff)
parent10251753b6897adcd22cc981c0cc42f348c109de (diff)
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Merge commit '10251753b6897adcd22cc981c0cc42f348c109de' into merge-20130807
Conflicts: lib/Archive/ArchiveReader.cpp lib/Support/Unix/PathV2.inc Change-Id: I29d8c1e321a4a380b6013f00bac6a8e4b593cc4e
Diffstat (limited to 'lib/Transforms/Utils/Mem2Reg.cpp')
-rw-r--r--lib/Transforms/Utils/Mem2Reg.cpp7
1 files changed, 5 insertions, 2 deletions
diff --git a/lib/Transforms/Utils/Mem2Reg.cpp b/lib/Transforms/Utils/Mem2Reg.cpp
index 61b3965..ebd7db6 100644
--- a/lib/Transforms/Utils/Mem2Reg.cpp
+++ b/lib/Transforms/Utils/Mem2Reg.cpp
@@ -16,6 +16,7 @@
#include "llvm/Transforms/Scalar.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Analysis/Dominators.h"
+#include "llvm/IR/DataLayout.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/Instructions.h"
#include "llvm/Transforms/Utils/PromoteMemToReg.h"
@@ -27,6 +28,7 @@ STATISTIC(NumPromoted, "Number of alloca's promoted");
namespace {
struct PromotePass : public FunctionPass {
static char ID; // Pass identification, replacement for typeid
+
PromotePass() : FunctionPass(ID) {
initializePromotePassPass(*PassRegistry::getPassRegistry());
}
@@ -62,6 +64,7 @@ bool PromotePass::runOnFunction(Function &F) {
bool Changed = false;
DominatorTree &DT = getAnalysis<DominatorTree>();
+ const DataLayout *DL = getAnalysisIfAvailable<DataLayout>();
while (1) {
Allocas.clear();
@@ -70,12 +73,12 @@ bool PromotePass::runOnFunction(Function &F) {
// the entry node
for (BasicBlock::iterator I = BB.begin(), E = --BB.end(); I != E; ++I)
if (AllocaInst *AI = dyn_cast<AllocaInst>(I)) // Is it an alloca?
- if (isAllocaPromotable(AI))
+ if (isAllocaPromotable(AI, DL))
Allocas.push_back(AI);
if (Allocas.empty()) break;
- PromoteMemToReg(Allocas, DT);
+ PromoteMemToReg(Allocas, DT, DL);
NumPromoted += Allocas.size();
Changed = true;
}